I am still waiting for when we get individual tank like things or tank suits. Lots of SciFi and Anime has talked about it for years but I feel like there has to

I am still waiting for when we get individual tank like things or tank suits. Lots of SciFi and Anime has talked about it for years but I feel like there has to be some efficient middleground between a bunch of dudes in a modern tank vs just running around as infantry with body armor. I am not necessarily talking about an Iron Man like thing - just something much more nimble.